{"id":"CVE-2026-93793","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: validate TX_CMD response layout\n\nTX_CMD parsing uses frame_count to walk status entries and then\nread the trailing SCD SSN","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: validate TX_CMD response layout\n\nTX_CMD parsing uses frame_count to walk status entries and then\nread the trailing SCD SSN. Make the minimum-length …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < fc14f5fe8a4374ed1088cfbddc1dae4d16c9935b","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 4d942dfc13aec393e003ab28ff58db744c26e6eb","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8d70881707b47353359df57df12f6de67fdacdd2","Linux < 6.12.111","Linux < 6.18.53","Linux (all versions)"],"published":"2026-09-24","updated":"2026-09-24","sourceUpdated":"2026-09-24T17:17:12.050","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93793","references":[{"url":"https://git.kernel.org/stable/c/4d942dfc13aec393e003ab28ff58db744c26e6eb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8d70881707b47353359df57df12f6de67fdacdd2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fc14f5fe8a4374ed1088cfbddc1dae4d16c9935b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-24T16:47:15.901Z","slug":"CVE-2026-93793","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: validate TX_CMD response layout\n\nTX_CMD parsing uses frame_count to walk status entries and then\nread the trailing SCD SSN. Make the minimum-length check follow\nthat exact runtime layout calculation before parsing the payload.\n\nFor new TX API, reject TX_CMD responses with frame_count != 1 and\nwarn/return in the aggregation handler to document that aggregated\naccounting is expected via BA notifications.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}